QUESTION 71In which way does the DS-Lite IPv6 transitioning mechanism differ from IPv6 Dual-Stack?

A. DS-Lite is a combination of tunnel and translation technologies.B. DS-Lite is a transition technology that gives full IPv6 connectivity for IPv6 capable hosts that are on the IPv4 Internet but have no native connection to an IPv6 network.C. DS-Lite is an automatic tunnel where the tunnel destination is determined by the IPv4 address extracted from the IPv6 address that starts with the prefix 2002::/16.D. DS-Lite is a stateless tunneling mechanism with a lightweight and secure manner without requiring upgrades to existing IPv4 access network infrastructure.

QUESTION 72Refer to the exhibit. Customer XYZ Site 1 is not learning prefixes from Site 2. What is the issue?

A. MPLS LSP is broken along the path.B. The route-policy is not implemented in router PE-2.C. The BGP local-as command should be used between PE-1 and CE-1.D. The route-distinguisher values must match in both sites.E. The BGP as-override command should be implemented between between PE-1 and CE-1.

Answer: E

QUESTION 73Which two models are the models of DiffServ-Aware Traffic Engineering? (Choose two)

QUESTION 75Process-level redundancy is implemented by a system manager process that creates the standby process. What two functions are provided by the system-level process called Qnet Symlink Manager (QSM)? (Choose two.)

A. backing up the information for the broken connectionsB. provides common information for connecting processes and servicesC. detection of a failed connectionD. provides an abstract name for a process or serviceE. distribution of symbolic link information

QUESTION 80Refer to the exhibit. Which three statements describe r RIB-Failure in the show ip bgp command output? (Choose three.)

A. It is a redundancy route.B. It is a route with a better administrative distance already present in IGP.C. The number of routes in VRF exceeds the route limit that is configured under the VRF instance.D. It is a rerouting entryE. It indicates memory failure